io.siddhi.extension.execution.unique

Class DeduplicateStreamProcessor

java.lang.Object

io.siddhi.core.query.processor.stream.AbstractStreamProcessor<S>

io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>

io.siddhi.extension.execution.unique.DeduplicateStreamProcessor

All Implemented Interfaces:

io.siddhi.core.query.processor.Processor, io.siddhi.core.query.processor.SchedulingProcessor, io.siddhi.core.util.extension.holder.ExternalReferencedHolder

public class DeduplicateStreamProcessor
extends io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>
implements io.siddhi.core.query.processor.SchedulingProcessor

The class representing unique time window processor implementation.

Field Summary

Fields inherited from class io.siddhi.core.query.processor.stream.AbstractStreamProcessor

attributeExpressionExecutors, attributeExpressionLength, complexEventPopulater, inputDefinition, metaStreamEvent, nextProcessor, siddhiQueryContext, stateHolder, streamEventClonerHolder

Constructor Summary

Constructors

Constructor and Description
DeduplicateStreamProcessor()

Method Summary

Modifier and Type	Method and Description
io.siddhi.core.query.processor.ProcessingMode	getProcessingMode()
List<io.siddhi.query.api.definition.Attribute>	getReturnAttributes()
io.siddhi.core.util.Scheduler	getScheduler()
protected io.siddhi.core.util.snapshot.state.StateFactory<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>	init(io.siddhi.core.event.stream.MetaStreamEvent metaStreamEvent, io.siddhi.query.api.definition.AbstractDefinition inputDefinition, io.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors, io.siddhi.core.util.config.ConfigReader configReader, io.siddhi.core.event.stream.holder.StreamEventClonerHolder streamEventClonerHolder, boolean outputExpectsExpiredEvents, boolean findToBeExecuted, io.siddhi.core.config.SiddhiQueryContext siddhiQueryContext)
protected void	process(io.siddhi.core.event.ComplexEventChunk<io.siddhi.core.event.stream.StreamEvent> streamEventChunk, io.siddhi.core.query.processor.Processor nextProcessor, io.siddhi.core.event.stream.StreamEventCloner streamEventCloner, io.siddhi.core.event.stream.populater.ComplexEventPopulater complexEventPopulater, io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState state)
void	setScheduler(io.siddhi.core.util.Scheduler scheduler)
void	start()
void	stop()

Methods inherited from class io.siddhi.core.query.processor.stream.StreamProcessor

processEventChunk

Methods inherited from class io.siddhi.core.query.processor.stream.AbstractStreamProcessor

constructStreamEventPopulater, getNextProcessor, initProcessor, isStateful, process, setNextProcessor, setStreamEventCloner, setToLast

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.siddhi.core.query.processor.Processor

getNextProcessor, process, setNextProcessor, setToLast

Constructor Detail

DeduplicateStreamProcessor

public DeduplicateStreamProcessor()

Method Detail

getScheduler

public io.siddhi.core.util.Scheduler getScheduler()

Specified by:

getScheduler in interface io.siddhi.core.query.processor.SchedulingProcessor

setScheduler

public void setScheduler(io.siddhi.core.util.Scheduler scheduler)

Specified by:

setScheduler in interface io.siddhi.core.query.processor.SchedulingProcessor

init

protected io.siddhi.core.util.snapshot.state.StateFactory<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState> init(io.siddhi.core.event.stream.MetaStreamEvent metaStreamEvent,
                                                                                                                                                 io.siddhi.query.api.definition.AbstractDefinition inputDefinition,
                                                                                                                                                 io.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors,
                                                                                                                                                 io.siddhi.core.util.config.ConfigReader configReader,
                                                                                                                                                 io.siddhi.core.event.stream.holder.StreamEventClonerHolder streamEventClonerHolder,
                                                                                                                                                 boolean outputExpectsExpiredEvents,
                                                                                                                                                 boolean findToBeExecuted,
                                                                                                                                                 io.siddhi.core.config.SiddhiQueryContext siddhiQueryContext)

Specified by:

init in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>

getReturnAttributes

public List<io.siddhi.query.api.definition.Attribute> getReturnAttributes()

Specified by:

getReturnAttributes in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>

process

protected void process(io.siddhi.core.event.ComplexEventChunk<io.siddhi.core.event.stream.StreamEvent> streamEventChunk,
                       io.siddhi.core.query.processor.Processor nextProcessor,
                       io.siddhi.core.event.stream.StreamEventCloner streamEventCloner,
                       io.siddhi.core.event.stream.populater.ComplexEventPopulater complexEventPopulater,
                       io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState state)

Specified by:

process in class io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>

getProcessingMode

public io.siddhi.core.query.processor.ProcessingMode getProcessingMode()

Specified by:

getProcessingMode in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.extension.execution.unique.DeduplicateStreamProcessor.DeduplicateState>

start

public void start()

Specified by:

start in interface io.siddhi.core.util.extension.holder.ExternalReferencedHolder

stop

public void stop()

Specified by:

stop in interface io.siddhi.core.util.extension.holder.ExternalReferencedHolder